Rollup of 6 pull requests#157167

Closed

jhpratt wants to merge 13 commits into

rust-lang:mainfrom

jhpratt:rollup-5N5IQAF

Commits on Apr 26, 2026

std::process: uefi: avoid panicking in Stdio From impls.
devnexen
committed

Commits on May 4, 2026

std: Refactor `env::var{_os}` functions
xtqqczze
committed

Commits on May 10, 2026

Migrate libraries from ptr::slice_from_raw_parts to .cast_slice
Paladynee
committed

Commits on May 25, 2026

library: use strict provenance lints consistently
hanna-kruppe
committed

Commits on May 27, 2026

net tests: let the OS pick the port numbers
RalfJung
committed

Commits on May 29, 2026

Avoid redundant note when a #[derive] is already suggested
Dnreikronos
committed

Commits on May 30, 2026